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Finding the Fourth Proportional to 499,576.92, 749,553.55 and 300,036.42

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Solution

The fourth proportional to 499,576.92, 749,553.55 and 300,036.42 is: 450,167.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,576.92 : 749,553.55 = 300,036.42 : x
  2. Step 2: Convert to fraction form
    499,576.92/749,553.55 = 300,036.42/x
  3. Step 3: Cross multiply
    499,576.92x = 749,553.55 × 300,036.42
  4. Step 4: Simplify right side
    499,576.92x = 224,893,362,990.20
  5. Step 5: Solve for x
    x = 224,893,362,990.20/499,576.92
  6. Step 6: Final answer
    x = 450,167.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.